3777536

Appears in sequences

• 1/4 the number of (n+1) X 8 0..2 arrays with every 2 X 2 subblock having distinct edge sums.at n=8A209381
• Triangle read by rows, T(n, k) = 4^k*S_4(n, k) where S_m(n, k) are the Stirling-Frobenius subset numbers of order m; n >= 0, k >= 0.at n=33A225467